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Return 4 first moments of distribution
Source position: math.pp line 487
procedure momentskewkurtosis( |
const data: array of Single; |
out m1: Float; |
out m2: Float; |
out m3: Float; |
out m4: Float; |
out skew: Float; |
out kurtosis: Float |
); |
const data: PSingle; |
const N: Integer; |
out m1: Float; |
out m2: Float; |
out m3: Float; |
out m4: Float; |
out skew: Float; |
out kurtosis: Float |
); |
const data: array of Double; |
out m1: Float; |
out m2: Float; |
out m3: Float; |
out m4: Float; |
out skew: Float; |
out kurtosis: Float |
); |
const data: PDouble; |
const N: Integer; |
out m1: Float; |
out m2: Float; |
out m3: Float; |
out m4: Float; |
out skew: Float; |
out kurtosis: Float |
); |
const data: array of Extended; |
out m1: Float; |
out m2: Float; |
out m3: Float; |
out m4: Float; |
out skew: Float; |
out kurtosis: Float |
); |
const data: PExtended; |
const N: Integer; |
out m1: Float; |
out m2: Float; |
out m3: Float; |
out m4: Float; |
out skew: Float; |
out kurtosis: Float |
); |
momentskewkurtosis calculates the 4 first moments of the distribution of valuesin data and returns them in m1,m2,m3 and m4, as well as the skew and kurtosis.
None.
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Return mean value of array |
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Return mean and standard deviation of array |
program Example32; { Program to demonstrate the momentskewkurtosis function. } uses math; var distarray:array[1..1000] of float; I:longint; m1,m2,m3,m4,skew,kurtosis:float; begin randomize; for I:=low(distarray) to high(distarray) do distarray[i]:=random; momentskewkurtosis(DistArray,m1,m2,m3,m4,skew,kurtosis); Writeln ('1st moment : ',m1:8:6); Writeln ('2nd moment : ',m2:8:6); Writeln ('3rd moment : ',m3:8:6); Writeln ('4th moment : ',m4:8:6); Writeln ('Skew : ',skew:8:6); Writeln ('kurtosis : ',kurtosis:8:6); end.